Bloc Party is a British indie rock band that originated in London in 1999. The band consists of Kele Okereke (vocals, guitar), Russell Lissack (guitar), Justin Harris (bass guitar), and Louise Bartle (drums). They rose to prominence in the mid-2000s with their debut album "Silent Alarm," which is often regarded as one of the defining albums of the post-punk revival.

"Silent Alarm," released in 2005, featured hit singles like "Banquet" and "Helicopter." The album received critical acclaim for its angular guitar riffs, rhythmic intensity, and Kele Okereke's distinctive vocals. Bloc Party's sound is characterized by a fusion of post-punk, indie rock, and dance-punk elements.

Following their successful debut, Bloc Party released several more albums, including "A Weekend in the City" (2007), "Intimacy" (2008), "Four" (2012), and "Hymns" (2016). Each album showcased the band's evolution, exploring different musical styles and themes.

While Bloc Party's lineup has undergone changes over the years, with members coming and going, Kele Okereke and Russell Lissack have remained core members. The band has maintained a dedicated fan base and is recognized for their dynamic live performances and genre-blurring approach to music.